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More articles about: sea urchins

The next time you go snorkeling or scuba diving, be on the lookout for these fascinating sea creatures. What are they called in your native language?
The warm, clear waters of the Philippines are very inviting for anyone who wants to go for a swim, but bathers often fear one creature: the sea urchin. Lurking behind a rock or under a layer of seagrass, these marine invertebrates have ...
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